Year current US$ 2008 360000.01430511504 2009 59999.9986588955 2012 219999.998807907 2016 100000.00149011599 2017 70000.0002980232 2018 259999.990463257 2019 250000 2020 119999.997317791 2021 280000.001192093 2022 550000.011920929